1 /* 2 * Copyright 2022 Google LLC 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef skgpu_graphite_render_TessellateCurvesRenderStep_DEFINED 9 #define skgpu_graphite_render_TessellateCurvesRenderStep_DEFINED 10 11 #include "src/gpu/graphite/Renderer.h" 12 #include "src/gpu/graphite/ResourceTypes.h" 13 14 namespace skgpu::graphite { 15 16 class StaticBufferManager; 17 18 class TessellateCurvesRenderStep final : public RenderStep { 19 public: 20 // TODO: If this takes DepthStencilSettings directly and a way to adjust the flags to specify 21 // that it performs shading, this RenderStep definition can be shared between the stencil and 22 // the convex rendering variants. 23 TessellateCurvesRenderStep(bool evenOdd, 24 bool infinitySupport, 25 StaticBufferManager* bufferManager); 26 27 ~TessellateCurvesRenderStep() override; 28 29 std::string vertexSkSL() const override; 30 void writeVertices(DrawWriter*, const DrawParams&, skvx::ushort2 ssboIndices) const override; 31 void writeUniformsAndTextures(const DrawParams&, PipelineDataGatherer*) const override; 32 33 private: 34 // Points to the static buffers holding the fixed indexed vertex template for drawing instances. 35 BindBufferInfo fVertexBuffer; 36 BindBufferInfo fIndexBuffer; 37 bool fInfinitySupport; 38 }; 39 40 } // namespace skgpu::graphite 41 42 #endif // skgpu_graphite_render_TessellateCurvesRenderStep_DEFINED 43